GB201314336D0 - Predistortion in satellite signal transmission systems - Google Patents

Predistortion in satellite signal transmission systems

Info

Publication number
GB201314336D0
GB201314336D0 GBGB1314336.7A GB201314336A GB201314336D0 GB 201314336 D0 GB201314336 D0 GB 201314336D0 GB 201314336 A GB201314336 A GB 201314336A GB 201314336 D0 GB201314336 D0 GB 201314336D0
Authority
GB
United Kingdom
Prior art keywords
predistortion
signal transmission
satellite signal
transmission systems
systems
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GBGB1314336.7A
Other versions
GB2516979A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Surrey
Original Assignee
University of Surrey
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by University of Surrey filed Critical University of Surrey
Priority to GB1314336.7A priority Critical patent/GB2516979A/en
Publication of GB201314336D0 publication Critical patent/GB201314336D0/en
Priority to CA2920801A priority patent/CA2920801C/en
Priority to EP14750615.8A priority patent/EP3031134A1/en
Priority to PCT/GB2014/052414 priority patent/WO2015019091A1/en
Priority to JP2016532736A priority patent/JP6827613B2/en
Priority to US14/910,799 priority patent/US9735857B2/en
Publication of GB2516979A publication Critical patent/GB2516979A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18513—Transmission in a satellite or space-based system
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3215—To increase the output power or efficiency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3227—Adaptive predistortion based on amplitude, envelope or power level feedback from the output of the main amplifier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Radio Relay Systems (AREA)
GB1314336.7A 2013-08-09 2013-08-09 Predistortion in satellite signal transmission systems Withdrawn GB2516979A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1314336.7A GB2516979A (en) 2013-08-09 2013-08-09 Predistortion in satellite signal transmission systems
CA2920801A CA2920801C (en) 2013-08-09 2014-08-06 Predistortion in satellite signal transmission systems
EP14750615.8A EP3031134A1 (en) 2013-08-09 2014-08-06 Predistortion in satellite signal transmission systems
PCT/GB2014/052414 WO2015019091A1 (en) 2013-08-09 2014-08-06 Predistortion in satellite signal transmission systems
JP2016532736A JP6827613B2 (en) 2013-08-09 2014-08-06 Pre-distortion in satellite signal transmission systems
US14/910,799 US9735857B2 (en) 2013-08-09 2014-08-06 Predistortion in satellite signal transmission systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1314336.7A GB2516979A (en) 2013-08-09 2013-08-09 Predistortion in satellite signal transmission systems

Publications (2)

Publication Number Publication Date
GB201314336D0 true GB201314336D0 (en) 2013-09-25
GB2516979A GB2516979A (en) 2015-02-11

Family

ID=49261986

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1314336.7A Withdrawn GB2516979A (en) 2013-08-09 2013-08-09 Predistortion in satellite signal transmission systems

Country Status (6)

Country Link
US (1) US9735857B2 (en)
EP (1) EP3031134A1 (en)
JP (1) JP6827613B2 (en)
CA (1) CA2920801C (en)
GB (1) GB2516979A (en)
WO (1) WO2015019091A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9641206B2 (en) * 2015-01-14 2017-05-02 Analog Devices Global Highly integrated radio frequency transceiver
KR101679230B1 (en) 2015-07-02 2016-11-24 서강대학교산학협력단 Polynomial digital predistortion apparatus for compensation of non-linear characteristic of power amplifier and the method thereof
EP4044455A1 (en) * 2016-03-11 2022-08-17 Seakr Engineering, Inc. Improving power efficiency in beamforming rf systems
GB201613948D0 (en) * 2016-08-15 2016-09-28 Univ Surrey Load modulation in signal transmission
US10003416B1 (en) * 2016-12-16 2018-06-19 Rohde & Schwarz Gmbh & Co. Kg Method for measuring characteristics of a transmitter unit of a device under test, test system and radio frequency device
CN113993209A (en) * 2020-07-27 2022-01-28 大唐移动通信设备有限公司 Beam determination method and device
US11611391B1 (en) * 2021-02-19 2023-03-21 Mission Microwave Technologies, Llc Satellite communications solid-state block upconverter with gain compensation

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5276912A (en) * 1990-02-06 1994-01-04 Motorola, Inc. Radio frequency power amplifier having variable output power
JPH0750599A (en) * 1991-04-18 1995-02-21 Kenwood Corp Transmission output switching circuit
US5661434A (en) * 1995-05-12 1997-08-26 Fujitsu Compound Semiconductor, Inc. High efficiency multiple power level amplifier circuit
US6141541A (en) * 1997-12-31 2000-10-31 Motorola, Inc. Method, device, phone and base station for providing envelope-following for variable envelope radio frequency signals
US6233438B1 (en) * 1998-03-26 2001-05-15 Ericsson Inc. Wide-range power control systems and methods for radio frequency transmitters and mobile radiotelephones
US6349216B1 (en) * 1999-07-22 2002-02-19 Motorola, Inc. Load envelope following amplifier system
JP2005513943A (en) * 2001-12-24 2005-05-12 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ Power amplifier
US6624711B1 (en) * 2002-06-11 2003-09-23 Motorola, Inc. Method and apparatus for power modulating to prevent instances of clipping
US7091777B2 (en) * 2002-09-30 2006-08-15 Lucent Technologies Inc. Controller for an RF power amplifier
US7026868B2 (en) * 2003-11-20 2006-04-11 Northrop Grumman Corporation Variable supply amplifier system
US7151411B2 (en) * 2004-03-17 2006-12-19 Paratek Microwave, Inc. Amplifier system and method
US7339426B2 (en) * 2004-03-19 2008-03-04 Powerwave Technologies, Inc. High efficiency linear amplifier employing dynamically controlled back off
US7706467B2 (en) * 2004-12-17 2010-04-27 Andrew Llc Transmitter with an envelope tracking power amplifier utilizing digital predistortion of the signal envelope
JP2009531929A (en) * 2006-03-30 2009-09-03 エヌエックスピー ビー ヴィ Multi-mode radio transmitters and their operating methods
US7860466B2 (en) 2006-06-04 2010-12-28 Samsung Electro-Mechanics Company, Ltd. Systems, methods, and apparatuses for linear polar transmitters
WO2007142568A1 (en) * 2006-06-09 2007-12-13 Telefonaktiebolaget Lm Ericsson (Publ) High efficiency linear power amplifiers with load compensation
JP4714184B2 (en) * 2007-05-25 2011-06-29 パナソニック株式会社 Wireless signal amplifier
FI20075690A0 (en) * 2007-10-01 2007-10-01 Nokia Corp Signal pre-distortion in radio transmitters
US8718582B2 (en) * 2008-02-08 2014-05-06 Qualcomm Incorporated Multi-mode power amplifiers
US8368481B2 (en) * 2009-10-14 2013-02-05 Microsemi Corporation RF switchable balun
JP5355496B2 (en) * 2010-05-24 2013-11-27 三菱電機株式会社 Bias control amplifier
GB2480687B (en) * 2010-05-28 2018-04-04 Snaptrack Inc Power supply pre-distortion
US8339203B2 (en) * 2010-09-24 2012-12-25 St-Ericsson Sa PA load-line tuning with capacitors around a balun
GB2488380B (en) * 2011-06-24 2018-04-04 Snaptrack Inc Envelope tracking system for mimo
GB2498391B (en) * 2012-01-16 2018-11-21 Snaptrack Inc Pre-distortion in RF path in combination with shaping table in envelope path for envelope tracking amplifier

Also Published As

Publication number Publication date
WO2015019091A1 (en) 2015-02-12
GB2516979A (en) 2015-02-11
JP6827613B2 (en) 2021-02-10
US20160191146A1 (en) 2016-06-30
JP2016529822A (en) 2016-09-23
CA2920801C (en) 2021-12-07
CA2920801A1 (en) 2015-02-12
EP3031134A1 (en) 2016-06-15
US9735857B2 (en) 2017-08-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)